/*************************************************************************
	> File Name: test.c
	> Author: WangYiFei
	> Mail: 824537320@qq.com
	> Created Time: Sat 09 Jan 2021 02:14:23 PM CST
 ************************************************************************/

#include "head.h"

int main() {
    int age;
    make_nonblock(0); 
    sleep(5);
    int ret = scanf("%d", &age);
    printf("wyf is %d years old! <%d>\n", age, ret);
    perror("scnaf");

    return 0;
}

